SPARTA (4 Jan 2019)
# 3d flow around a jagged object

seed	    	    12345
dimension   	    3

global              gridcut 0.1 comm/sort yes

boundary	    o r r

create_box  	    -2 2 -2 2 -2 2
Created orthogonal box = (-2 -2 -2) to (2 2 2)
create_grid         20 20 20
WARNING: Could not acquire nearby ghost cells b/c grid partition is not clumped (../grid.cpp:391)
Created 8000 child grid cells
  parent cells = 1
  CPU time = 0.00269604 secs
  create/ghost percent = 93.2083 6.79165
balance_grid        rcb cell
Balance grid migrated 7000 cells
  CPU time = 0.00420403 secs
  reassign/sort/migrate/ghost percent = 27.6867 0.311915 24.3577 47.6436

global		    nrho 1.0 fnum 0.0005
global              surfmax 1000

species		    air.species N O
mixture		    air N O vstream 100.0 0 0

read_surf           sdata.20x20x10x10x10                     origin 0.5 0.5 0.5 trans -0.5 -0.5 -0.5 scale 3.5 3.5 3.5
  787200 points
  385600 triangles
  -1.75 1.925 xlo xhi
  -1.75 1.75 ylo yhi
  -1.75 1.75 zlo zhi
  0.00175 min triangle edge length
  0.000153125 min triangle area
  6156 = cells with surfs
  1003146 = total surfs in all grid cells
  480 = max surfs in one grid cell
  0.00875 = min surf-size/cell-size ratio
  648 0 = number of pushed cells
  6156 0 = cells overlapping surfs, overlap cells with unmarked corner pts
  1844 0 6156 = cells outside/inside/overlapping surfs
  6156 = surf cells with 1,2,etc splits
  47.5646 47.5646 = cell-wise and global flow volume
  CPU time = 6.45476 secs
  read/check/sort/surf2grid/ghost/inout/particle percent = 13.6852 13.7296 0.00162891 12.8763 59.7074 0.598022 0.000358287
  surf2grid time = 0.831132 secs
  map/rvous1/rvous2/split percent = 3.78377 3.09252 0.000602406 91.9712

surf_collide	    1 diffuse 300.0 0.0
surf_modify         all collide 1

collide		    vss air air.vss

fix		    in emit/face air xlo

timestep 	    0.0001

#compute             2 surf all all n press ke
#fix                 save ave/surf all 1 50 50 c_2[*] ave running
#region              slab block INF INF -1.0 1.0 -1.0 1.0
#dump                2 image all 50 image.*.ppm type type pdiam 0.03 #		    view 70 120 size 512 512 axes yes 0.9 0.02 #                    surf f_save[2] 0.0
#dump_modify	    2 pad 4 region slab
#dump_modify         2 cmap surf min max cf 0.0 2 min orange max green

#dump                3 surf all 500 tmp.dump id #                    v1x v1y v1z v2x v2y v2z v3x v3y v3z

stats		    100
stats_style	    step cpu np nattempt ncoll nscoll nscheck
run 		    1000
Memory usage per proc in Mbytes:
  particles (ave,min,max) = 0 0 0
  grid      (ave,min,max) = 2.58199 2.58199 2.58199
  surf      (ave,min,max) = 45.5994 45.5994 45.5994
  total     (ave,min,max) = 48.1814 48.1814 48.1814
Step CPU Np Natt Ncoll Nscoll Nscheck 
       0            0        0        0        0        0        0 
     100     1.459115    61302        0        0    15991 13851641 
     200    4.8389909    88585        0        0    20003 19035995 
     300    8.9338648    97043        0        0    20394 20156294 
     400    13.173351    99889        0        0    20820 20565571 
     500    17.417889   101168        0        0    20595 20619558 
     600    21.691841   102148        0        0    20828 20830033 
     700     26.06302   102639        0        0    20849 21049994 
     800    30.361663   102404        0        0    20415 20764448 
     900    34.704883   103058        0        0    20633 20884887 
    1000    39.027698   102711        0        0    20356 20981944 
Loop time of 39.0277 on 8 procs for 1000 steps with 102711 particles

Particle moves    = 92150293 (92.2M)
Cells touched     = 136931622 (137M)
Particle comms    = 2651238 (2.65M)
Boundary collides = 1844186 (1.84M)
Boundary exits    = 571643 (0.572M)
SurfColl checks   = 18877459437 (18.9B)
SurfColl occurs   = 18951083 (19M)
Surf reactions    = 0 (0K)
Collide attempts  = 0 (0K)
Collide occurs    = 0 (0K)
Reactions         = 0 (0K)
Particles stuck   = 0

Particle-moves/CPUsec/proc: 295144
Particle-moves/step: 92150.3
Cell-touches/particle/step: 1.48596
Particle comm iterations/step: 1
Particle fraction communicated: 0.0287708
Particle fraction colliding with boundary: 0.0200128
Particle fraction exiting boundary: 0.00620338
Surface-checks/particle/step: 204.855
Surface-collisions/particle/step: 0.205654
Surf-reactions/particle/step: 0
Collision-attempts/particle/step: 0
Collisions/particle/step: 0
Reactions/particle/step: 0

Move  time (%) = 33.3922 (85.5603)
Coll  time (%) = 0.0547558 (0.1403)
Sort  time (%) = 0.124526 (0.31907)
Comm  time (%) = 0.0886903 (0.227249)
Modfy time (%) = 0.038834 (0.0995037)
Outpt time (%) = 0.000880569 (0.00225626)
Other time (%) = 5.32782 (13.6514)

Particles: 12838.9 ave 16957 max 8574 min
Histogram: 4 0 0 0 0 0 0 0 0 4
Cells:      1000 ave 1000 max 1000 min
Histogram: 8 0 0 0 0 0 0 0 0 0
GhostCell: 331 ave 331 max 331 min
Histogram: 8 0 0 0 0 0 0 0 0 0
EmptyCell: 0 ave 0 max 0 min
Histogram: 8 0 0 0 0 0 0 0 0 0
Surfs:    385600 ave 385600 max 385600 min
Histogram: 8 0 0 0 0 0 0 0 0 0
GhostSurf: 0 ave 0 max 0 min
Histogram: 8 0 0 0 0 0 0 0 0 0
